LimeSDR input: corrected report LO ppm to other buddy

plugins/samplesource/plutosdrinput/plutosdrinput.cpp

@@ -379,6 +379,7 @@ bool PlutoSDRInput::applySettings(const PlutoSDRInputSettings& settings, bool fo
     if ((m_settings.m_LOppmTenths != settings.m_LOppmTenths) || force)
     {
         plutoBox->setLOPPMTenths(settings.m_LOppmTenths);
+        forwardChangeOtherDSP = true;
     }
 
     std::vector<std::string> params;